/Engine/Source/Runtime/Analytics/TelemetryUtils/Public/TelemetryRouter.h
Registers a delegate as callback to receive telemetry of a certain type.
a handle that can be used to unregister this sink later so it is no longer called.
template<typename DATA_TYPE> [FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) OnTelemetry ( [TDelegate](API\Runtime\Core\Delegates\TDelegate)< void(const DATA_TYPE &)> Sink )